AKG K551Sennheiser CX 985
Top 54%594 points
Top 54%
Top 73%358 points
Top 73%
AKG K551
Sennheiser CX 985
vs
Top specs and features

AKG K551 vs Sennheiser CX 985: 14 facts in comparison

1. highest frequency

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.
28000Hz
Sony MDR-Z1R: 120000Hz
24000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.
12Hz
Sony MH1CBLK: 1Hz
16Hz

3. has sound isolation / passive noise reduction

The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.
AKG K551
Sennheiser CX 985
48% have it

4. impedance

Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.
32Ohms
Flips Solo 2 Social: 4Ohms
32Ohms

5. no battery needed

This device works without batteries. It weighs less and you don't have to worry about recharging or replacing the battery.
AKG K551
Sennheiser CX 985
73% have it

6. can be folded

Folding devices are good for transporting as they take up less space in your bag.
AKG K551
Sennheiser CX 985
31% have it

7. has an in-line control panel

There is a control panel on the cable, so you can easily operate the device without having to interact with it.
AKG K551
Sennheiser CX 985
44% have it

8. has stereo speakers

Devices with stereo speakers deliver sound that surrounds the user from left and right side, creating a richer sound and a better experience.
AKG K551
Sennheiser CX 985
75% have it

9. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.
AKG K551
Sennheiser CX 985
54% have it

10. has included ear pads

Allows you to change ear pads without buying new ones.
AKG K551
Sennheiser CX 985
42% have it

11. number of microphones

More microphones result in better sound quality and enable the device to filter out background noise.
1
Parrot Zik Sport: 8
1

12. has an on-ear form

This device comfortably rests on top of your outer ears. As it doesn't block out everything from the outside world, it's preferred in places like office environments and recommended for outdoor activities.
AKG K551
Sennheiser CX 985
22% have it

13. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.
AKG K551
Sennheiser CX 985
87% have it

14. has an in-ear form

The in-ear device is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. It is inserted in the ear canal itself and blocks out a lot of environmental noise. It has stronger bass tones and is unlikely to fall out of the ear.
AKG K551
Sennheiser CX 985
33% have it

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